Tetracanthella annulata sp. nov. 14–15 dorsal chaetotaxy of Th.II–Abd.I (14) and Abd.II–III (15) lateral view 16 PAO and ommatidia 17–19 variation of dens, lateral view 20 furca, posterior view.

  Part of: Potapov M, Brinev A, Sun X (2019) Isotomidae of Japan and Asiatic part of Russia. II. The genus Tetracanthella of the Far East. ZooKeys 855: 31-54. https://doi.org/10.3897/zookeys.855.33000